Source: St Louis Fed

The biggest employment increase during the past year came in temporary business services, up 5% year over year. Temporary business service jobs pay on average about $36,000 a year, at the bottom of the pay scale.

Businesses are reluctant to hire full-time employees (and pay benefits) so they hire cheap substitutes. No wonder that productivity growth and wage growth both remain abysmally low, and economic growth is stumbling along at 2%.

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